Investigator Afshin Beheshti (IMAGE) NASA/Johnson Space Center Caption Investigator Afshin Beheshti, NASA Ames Research Center, with the radiation simulator at Brookhaven National Lab. Beheshti's research compared immunological changes from the simulator with data from radiation exposure on the space station. Credit NASA's Ames Research Center Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.